package net.jxvtc.blog.aspect;

import org.aspectj.lang.JoinPoint;
import org.aspectj.lang.annotation.AfterReturning;
import org.aspectj.lang.annotation.Aspect;
import org.aspectj.lang.annotation.Before;
import org.aspectj.lang.annotation.Pointcut;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.stereotype.Component;
import org.springframework.web.context.request.RequestContextHolder;
import org.springframework.web.context.request.ServletRequestAttributes;

import javax.servlet.Servlet;
import javax.servlet.http.HttpServletRequest;
import java.util.Arrays;

@Aspect
@Component
public class LogAspect {
    private final Logger logger = LoggerFactory.getLogger(this.getClass());
    @Pointcut( "execution(* net.jxvtc.blog.web.*.*(..))")
    public void log() {}

    @Before("log()")
        public void doBefore (JoinPoint joinPoint) {
        ServletRequestAttributes attributes =(ServletRequestAttributes) RequestContextHolder.getRequestAttributes();
        HttpServletRequest request=attributes.getRequest();
        String url=request.getRequestURL().toString();
        String ip=request.getRemoteAddr();
        String classMethod=  joinPoint.getSignature().getDeclaringTypeName()+"."+joinPoint.getSignature().getName();
        Object[] args=joinPoint.getArgs();
        RequestLog requestLog=new RequestLog(url,ip,classMethod,args);
            logger.info("Request:{}",requestLog);
        }
    @Before("log()")
    public void doAfter () {
   ///1/    logger.info("--------doAfter--------");
    }
    @AfterReturning( returning = "result", pointcut = "log()")
            public void doAfterRuturn(Object result){
            logger.info( "Result :{}"+result);
        }
        private  class  RequestLog{
            private String url;
            private String ip;
            private String classMethod;
            private Object[] args;

            public RequestLog(String url, String ip, String classMethod, Object[] args) {
                this.url = url;
                this.ip = ip;
                this.classMethod = classMethod;
                this.args = args;
            }

            @Override
            public String toString() {
                return "RequestLog{" +
                        "url='" + url + '\'' +
                        ", ip='" + ip + '\'' +
                        ", classMethod='" + classMethod + '\'' +
                        ", args=" + Arrays.toString(args) +
                        '}';
            }
        }
    }

